package org.jeecgframework.core.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class CORSFilter implements Filter {
	private HttpServletRequest request;

	@Override
	public void init(FilterConfig filterConfig) throws ServletException {

	}

	@Override
	public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain chain)
			throws IOException, ServletException {
		this.request = (HttpServletRequest) servletRequest;
		String url = request.getRequestURI();
		HttpServletResponse response = (HttpServletResponse) servletResponse;
		response.setHeader("Access-Control-Allow-Origin", "*");
		response.setHeader("Access-Control-Allow-Methods", "GET,POST,HEAD,PUT,DELETE,OPTIONS");
		response.setHeader("Access-Control-Max-Age", "3600");
		response.setHeader("Access-Control-Allow-Headers",
				"Accept,Origin,X-Requested-With,Content-Type,X-Auth-Token,shopuid,X-SIGN,token");
		response.setHeader("Access-Control-Allow-Credentials", "true");
		chain.doFilter(servletRequest, servletResponse);
	}

	@Override
	public void destroy() {

	}

}
